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Patents > Office: FR & Inventor country : DE or GB or HU or RU & IPCs : IPC B64C3/00 or IPC B64C33/00 or IPC B64C39/00 & Number of claims: 1-2 & Number of diagram pages: 1-6

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airplane (12) · design (8) · None (7) · propellers (7) · Lift (7) · Rudder (4) · Wings (4) · Construction (4) · Control (4) · Frame (4) · Whole (4) · Propulsion (4) · Steering (3) · navigation (2) · marine (2) · LTA (2) · Stability (2) · Monoplane (2) · flapping (2) · attachment (2)
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Showing below up to 32 results in range #1 to #32.

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